20474835

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9161}}^1$

素因数の和:9318

約数の個数: 16

約数和(自身を含む): 32983200

約数和(自身を除く): 12508365

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9161, 27483, 45805, 137415, 1364989, 4094967, 6824945, 20474835]

約数ペア:

[(1, 20474835), (3, 6824945), (5, 4094967), (15, 1364989), (149, 137415), (447, 45805), (745, 27483), (2235, 9161)]